 He had also discovered that some of the Ngāti Toa had desecrated the grave of Tama-i-hara-nui's aunt.The arrival of fugitives from Omihi confirmed the suspicions of the Kaiapoi chiefs, who decided to break the truce that had been observed during the previous day, and to strike the first blow.Meanwhile, to keep up the appearance that his visit was solely for the purposes of trade, Te Rauparaha had allowed several of his leading chiefs to enter the fortress, where they traded muskets and ammunition for greenstone.